148696580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{4021}}^1$

素因数の和:4116

約数の個数: 36

約数和(自身を含む): 319773132

約数和(自身を除く): 171076552

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1849, 3698, 4021, 7396, 8042, 9245, 16084, 18490, 20105, 36980, 40210, 80420, 172903, 345806, 691612, 864515, 1729030, 3458060, 7434829, 14869658, 29739316, 37174145, 74348290, 148696580]

約数ペア:

[(1, 148696580), (2, 74348290), (4, 37174145), (5, 29739316), (10, 14869658), (20, 7434829), (43, 3458060), (86, 1729030), (172, 864515), (215, 691612), (430, 345806), (860, 172903), (1849, 80420), (3698, 40210), (4021, 36980), (7396, 20105), (8042, 18490), (9245, 16084)]